./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-ethernet-nvidia-forcedeth.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 53f42b1a Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96a87c5e-7b4d-4bb6-bc0d-4cacd073a264/bin/utaipan-TEXQjIfE4P/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96a87c5e-7b4d-4bb6-bc0d-4cacd073a264/bin/utaipan-TEXQjIfE4P/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96a87c5e-7b4d-4bb6-bc0d-4cacd073a264/bin/utaipan-TEXQjIfE4P/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96a87c5e-7b4d-4bb6-bc0d-4cacd073a264/bin/utaipan-TEXQjIfE4P/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-ethernet-nvidia-forcedeth.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96a87c5e-7b4d-4bb6-bc0d-4cacd073a264/bin/utaipan-TEXQjIfE4P/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96a87c5e-7b4d-4bb6-bc0d-4cacd073a264/bin/utaipan-TEXQjIfE4P --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 429546fed7ce98cca10b6fee2111fe4d858ea336d514969d68b4b69efba17a4e --- Real Ultimate output --- This is Ultimate 0.2.1-dev-53f42b1 [2021-11-21 01:15:08,823 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-21 01:15:08,826 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-21 01:15:08,880 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-21 01:15:08,881 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-21 01:15:08,886 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-21 01:15:08,889 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-21 01:15:08,893 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-21 01:15:08,896 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-21 01:15:08,903 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-21 01:15:08,904 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-21 01:15:08,906 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-21 01:15:08,907 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-21 01:15:08,909 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-21 01:15:08,911 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-21 01:15:08,917 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-21 01:15:08,919 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-21 01:15:08,920 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-21 01:15:08,925 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-21 01:15:08,935 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-21 01:15:08,937 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-21 01:15:08,938 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-21 01:15:08,941 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-21 01:15:08,942 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-21 01:15:08,946 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-21 01:15:08,946 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-21 01:15:08,947 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-21 01:15:08,949 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-21 01:15:08,949 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-21 01:15:08,951 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-21 01:15:08,951 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-21 01:15:08,952 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-21 01:15:08,954 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-21 01:15:08,955 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-21 01:15:08,956 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-21 01:15:08,957 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-21 01:15:08,958 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-21 01:15:08,958 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-21 01:15:08,958 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-21 01:15:08,959 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-21 01:15:08,960 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-21 01:15:08,960 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96a87c5e-7b4d-4bb6-bc0d-4cacd073a264/bin/utaipan-TEXQjIfE4P/config/svcomp-Reach-64bit-Taipan_Default.epf [2021-11-21 01:15:09,002 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-21 01:15:09,002 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-21 01:15:09,003 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-21 01:15:09,003 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-21 01:15:09,010 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-21 01:15:09,010 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-21 01:15:09,010 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-21 01:15:09,011 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-21 01:15:09,011 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-21 01:15:09,011 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-11-21 01:15:09,012 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-21 01:15:09,012 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-21 01:15:09,013 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-11-21 01:15:09,013 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-11-21 01:15:09,013 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-21 01:15:09,013 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-11-21 01:15:09,014 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-11-21 01:15:09,014 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2021-11-21 01:15:09,015 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-21 01:15:09,015 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-21 01:15:09,015 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-21 01:15:09,015 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-21 01:15:09,015 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-21 01:15:09,016 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-21 01:15:09,016 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-21 01:15:09,016 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-21 01:15:09,016 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-21 01:15:09,017 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-21 01:15:09,017 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-21 01:15:09,017 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-21 01:15:09,025 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-21 01:15:09,026 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-21 01:15:09,026 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-21 01:15:09,026 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-11-21 01:15:09,027 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-21 01:15:09,027 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-21 01:15:09,027 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-21 01:15:09,027 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-21 01:15:09,028 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96a87c5e-7b4d-4bb6-bc0d-4cacd073a264/bin/utaipan-TEXQjIfE4P/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96a87c5e-7b4d-4bb6-bc0d-4cacd073a264/bin/utaipan-TEXQjIfE4P Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 429546fed7ce98cca10b6fee2111fe4d858ea336d514969d68b4b69efba17a4e [2021-11-21 01:15:09,267 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-21 01:15:09,287 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-21 01:15:09,289 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-21 01:15:09,290 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-21 01:15:09,291 INFO L275 PluginConnector]: CDTParser initialized [2021-11-21 01:15:09,292 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96a87c5e-7b4d-4bb6-bc0d-4cacd073a264/bin/utaipan-TEXQjIfE4P/../../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-ethernet-nvidia-forcedeth.cil.i [2021-11-21 01:15:09,363 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96a87c5e-7b4d-4bb6-bc0d-4cacd073a264/bin/utaipan-TEXQjIfE4P/data/f4d6974d9/6db802370d7f469cb443971d014ccfe2/FLAGf38b70235 [2021-11-21 01:15:10,433 INFO L306 CDTParser]: Found 1 translation units. [2021-11-21 01:15:10,435 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96a87c5e-7b4d-4bb6-bc0d-4cacd073a264/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-ethernet-nvidia-forcedeth.cil.i [2021-11-21 01:15:10,508 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96a87c5e-7b4d-4bb6-bc0d-4cacd073a264/bin/utaipan-TEXQjIfE4P/data/f4d6974d9/6db802370d7f469cb443971d014ccfe2/FLAGf38b70235 [2021-11-21 01:15:10,687 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96a87c5e-7b4d-4bb6-bc0d-4cacd073a264/bin/utaipan-TEXQjIfE4P/data/f4d6974d9/6db802370d7f469cb443971d014ccfe2 [2021-11-21 01:15:10,690 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-21 01:15:10,691 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-21 01:15:10,693 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-21 01:15:10,693 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-21 01:15:10,697 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-21 01:15:10,697 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 01:15:10" (1/1) ... [2021-11-21 01:15:10,699 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6748e940 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 01:15:10, skipping insertion in model container [2021-11-21 01:15:10,699 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 01:15:10" (1/1) ... [2021-11-21 01:15:10,706 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-21 01:15:10,928 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-21 01:15:16,154 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96a87c5e-7b4d-4bb6-bc0d-4cacd073a264/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-ethernet-nvidia-forcedeth.cil.i[549278,549291] [2021-11-21 01:15:16,158 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96a87c5e-7b4d-4bb6-bc0d-4cacd073a264/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-ethernet-nvidia-forcedeth.cil.i[549444,549457] [2021-11-21 01:15:16,160 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96a87c5e-7b4d-4bb6-bc0d-4cacd073a264/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-ethernet-nvidia-forcedeth.cil.i[549608,549621] [2021-11-21 01:15:16,161 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96a87c5e-7b4d-4bb6-bc0d-4cacd073a264/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-ethernet-nvidia-forcedeth.cil.i[549773,549786] [2021-11-21 01:15:16,197 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-21 01:15:16,308 INFO L203 MainTranslator]: Completed pre-run [2021-11-21 01:15:16,920 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96a87c5e-7b4d-4bb6-bc0d-4cacd073a264/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-ethernet-nvidia-forcedeth.cil.i[549278,549291] [2021-11-21 01:15:16,920 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96a87c5e-7b4d-4bb6-bc0d-4cacd073a264/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-ethernet-nvidia-forcedeth.cil.i[549444,549457] [2021-11-21 01:15:16,921 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96a87c5e-7b4d-4bb6-bc0d-4cacd073a264/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-ethernet-nvidia-forcedeth.cil.i[549608,549621] [2021-11-21 01:15:16,921 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96a87c5e-7b4d-4bb6-bc0d-4cacd073a264/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-ethernet-nvidia-forcedeth.cil.i[549773,549786] [2021-11-21 01:15:16,932 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-21 01:15:17,423 INFO L208 MainTranslator]: Completed translation [2021-11-21 01:15:17,423 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 01:15:17 WrapperNode [2021-11-21 01:15:17,424 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-21 01:15:17,425 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-21 01:15:17,425 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-21 01:15:17,425 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-21 01:15:17,432 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 01:15:17" (1/1) ... [2021-11-21 01:15:17,615 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 01:15:17" (1/1) ... [2021-11-21 01:15:17,979 INFO L137 Inliner]: procedures = 606, calls = 5908, calls flagged for inlining = 318, calls inlined = 304, statements flattened = 12720 [2021-11-21 01:15:17,980 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-21 01:15:17,981 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-21 01:15:17,981 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-21 01:15:17,982 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-21 01:15:17,990 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 01:15:17" (1/1) ... [2021-11-21 01:15:17,991 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 01:15:17" (1/1) ... [2021-11-21 01:15:18,052 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 01:15:17" (1/1) ... [2021-11-21 01:15:18,052 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 01:15:17" (1/1) ... [2021-11-21 01:15:18,463 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 01:15:17" (1/1) ... [2021-11-21 01:15:18,518 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 01:15:17" (1/1) ... [2021-11-21 01:15:18,702 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 01:15:17" (1/1) ... [2021-11-21 01:15:18,801 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-21 01:15:18,803 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-21 01:15:18,803 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-21 01:15:18,803 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-21 01:15:18,804 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 01:15:17" (1/1) ... [2021-11-21 01:15:18,811 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-21 01:15:18,821 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96a87c5e-7b4d-4bb6-bc0d-4cacd073a264/bin/utaipan-TEXQjIfE4P/z3 [2021-11-21 01:15:18,832 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96a87c5e-7b4d-4bb6-bc0d-4cacd073a264/bin/utaipan-TEXQjIfE4P/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-21 01:15:18,863 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96a87c5e-7b4d-4bb6-bc0d-4cacd073a264/bin/utaipan-TEXQjIfE4P/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-21 01:15:18,878 INFO L130 BoogieDeclarations]: Found specification of procedure init_realtek_8211b [2021-11-21 01:15:18,878 INFO L138 BoogieDeclarations]: Found implementation of procedure init_realtek_8211b [2021-11-21 01:15:18,879 INFO L130 BoogieDeclarations]: Found specification of procedure nv_nway_reset [2021-11-21 01:15:18,879 INFO L138 BoogieDeclarations]: Found implementation of procedure nv_nway_reset [2021-11-21 01:15:18,879 INFO L130 BoogieDeclarations]: Found specification of procedure device_set_wakeup_enable [2021-11-21 01:15:18,879 INFO L138 BoogieDeclarations]: Found implementation of procedure device_set_wakeup_enable [2021-11-21 01:15:18,879 INFO L130 BoogieDeclarations]: Found specification of procedure nv_drain_rxtx [2021-11-21 01:15:18,879 INFO L138 BoogieDeclarations]: Found implementation of procedure nv_drain_rxtx [2021-11-21 01:15:18,880 INFO L130 BoogieDeclarations]: Found specification of procedure nv_start_tx [2021-11-21 01:15:18,880 INFO L138 BoogieDeclarations]: Found implementation of procedure nv_start_tx [2021-11-21 01:15:18,880 INFO L130 BoogieDeclarations]: Found specification of procedure netif_addr_lock [2021-11-21 01:15:18,880 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_addr_lock [2021-11-21 01:15:18,880 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2021-11-21 01:15:18,880 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2021-11-21 01:15:18,881 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2021-11-21 01:15:18,881 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2021-11-21 01:15:18,881 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_0_6 [2021-11-21 01:15:18,881 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_0_6 [2021-11-21 01:15:18,881 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_alloc_skb [2021-11-21 01:15:18,881 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_alloc_skb [2021-11-21 01:15:18,881 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2021-11-21 01:15:18,882 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2021-11-21 01:15:18,882 INFO L130 BoogieDeclarations]: Found specification of procedure nv_set_multicast [2021-11-21 01:15:18,882 INFO L138 BoogieDeclarations]: Found implementation of procedure nv_set_multicast [2021-11-21 01:15:18,882 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-11-21 01:15:18,882 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-11-21 01:15:18,882 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2021-11-21 01:15:18,883 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2021-11-21 01:15:18,883 INFO L130 BoogieDeclarations]: Found specification of procedure nv_msi_workaround [2021-11-21 01:15:18,883 INFO L138 BoogieDeclarations]: Found implementation of procedure nv_msi_workaround [2021-11-21 01:15:18,883 INFO L130 BoogieDeclarations]: Found specification of procedure nv_get_empty_tx_slots [2021-11-21 01:15:18,883 INFO L138 BoogieDeclarations]: Found implementation of procedure nv_get_empty_tx_slots [2021-11-21 01:15:18,883 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_ok [2021-11-21 01:15:18,884 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_ok [2021-11-21 01:15:18,884 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2021-11-21 01:15:18,884 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2021-11-21 01:15:18,884 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_on [2021-11-21 01:15:18,884 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_on [2021-11-21 01:15:18,884 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2021-11-21 01:15:18,885 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2021-11-21 01:15:18,885 INFO L130 BoogieDeclarations]: Found specification of procedure nv_close [2021-11-21 01:15:18,885 INFO L138 BoogieDeclarations]: Found implementation of procedure nv_close [2021-11-21 01:15:18,885 INFO L130 BoogieDeclarations]: Found specification of procedure dma_high [2021-11-21 01:15:18,885 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_high [2021-11-21 01:15:18,885 INFO L130 BoogieDeclarations]: Found specification of procedure nv_enable_hw_interrupts [2021-11-21 01:15:18,886 INFO L138 BoogieDeclarations]: Found implementation of procedure nv_enable_hw_interrupts [2021-11-21 01:15:18,886 INFO L130 BoogieDeclarations]: Found specification of procedure pci_name [2021-11-21 01:15:18,886 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_name [2021-11-21 01:15:18,886 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2021-11-21 01:15:18,886 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2021-11-21 01:15:18,886 INFO L130 BoogieDeclarations]: Found specification of procedure nv_start_rxtx [2021-11-21 01:15:18,887 INFO L138 BoogieDeclarations]: Found implementation of procedure nv_start_rxtx [2021-11-21 01:15:18,887 INFO L130 BoogieDeclarations]: Found specification of procedure nv_vlan_mode [2021-11-21 01:15:18,887 INFO L138 BoogieDeclarations]: Found implementation of procedure nv_vlan_mode [2021-11-21 01:15:18,887 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2021-11-21 01:15:18,887 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2021-11-21 01:15:18,887 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2021-11-21 01:15:18,888 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2021-11-21 01:15:18,888 INFO L130 BoogieDeclarations]: Found specification of procedure init_realtek_8201 [2021-11-21 01:15:18,888 INFO L138 BoogieDeclarations]: Found implementation of procedure init_realtek_8201 [2021-11-21 01:15:18,888 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2021-11-21 01:15:18,888 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2021-11-21 01:15:18,888 INFO L130 BoogieDeclarations]: Found specification of procedure reg_delay [2021-11-21 01:15:18,889 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_delay [2021-11-21 01:15:18,889 INFO L130 BoogieDeclarations]: Found specification of procedure skb_end_pointer [2021-11-21 01:15:18,889 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_end_pointer [2021-11-21 01:15:18,889 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2021-11-21 01:15:18,889 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2021-11-21 01:15:18,889 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2021-11-21 01:15:18,890 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2021-11-21 01:15:18,890 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exit [2021-11-21 01:15:18,890 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exit [2021-11-21 01:15:18,890 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2021-11-21 01:15:18,890 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2021-11-21 01:15:18,890 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_single [2021-11-21 01:15:18,891 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_single [2021-11-21 01:15:18,891 INFO L130 BoogieDeclarations]: Found specification of procedure skb_tailroom [2021-11-21 01:15:18,891 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_tailroom [2021-11-21 01:15:18,891 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-21 01:15:18,891 INFO L130 BoogieDeclarations]: Found specification of procedure iounmap [2021-11-21 01:15:18,891 INFO L138 BoogieDeclarations]: Found implementation of procedure iounmap [2021-11-21 01:15:18,892 INFO L130 BoogieDeclarations]: Found specification of procedure pci_push [2021-11-21 01:15:18,892 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_push [2021-11-21 01:15:18,892 INFO L130 BoogieDeclarations]: Found specification of procedure skb_tx_timestamp [2021-11-21 01:15:18,892 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_tx_timestamp [2021-11-21 01:15:18,892 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_del_timer_sync [2021-11-21 01:15:18,892 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_del_timer_sync [2021-11-21 01:15:18,893 INFO L130 BoogieDeclarations]: Found specification of procedure netif_schedule_queue [2021-11-21 01:15:18,893 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_schedule_queue [2021-11-21 01:15:18,893 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2021-11-21 01:15:18,893 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2021-11-21 01:15:18,893 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2021-11-21 01:15:18,893 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2021-11-21 01:15:18,893 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2021-11-21 01:15:18,894 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2021-11-21 01:15:18,894 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_bh [2021-11-21 01:15:18,894 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_bh [2021-11-21 01:15:18,894 INFO L130 BoogieDeclarations]: Found specification of procedure nv_alloc_rx_optimized [2021-11-21 01:15:18,894 INFO L138 BoogieDeclarations]: Found implementation of procedure nv_alloc_rx_optimized [2021-11-21 01:15:18,894 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2021-11-21 01:15:18,895 INFO L130 BoogieDeclarations]: Found specification of procedure __napi_schedule [2021-11-21 01:15:18,895 INFO L138 BoogieDeclarations]: Found implementation of procedure __napi_schedule [2021-11-21 01:15:18,895 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2021-11-21 01:15:18,895 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2021-11-21 01:15:18,895 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2021-11-21 01:15:18,895 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2021-11-21 01:15:18,896 INFO L130 BoogieDeclarations]: Found specification of procedure enable_irq_lockdep [2021-11-21 01:15:18,896 INFO L138 BoogieDeclarations]: Found implementation of procedure enable_irq_lockdep [2021-11-21 01:15:18,896 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2021-11-21 01:15:18,896 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2021-11-21 01:15:18,896 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2021-11-21 01:15:18,896 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-21 01:15:18,897 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2021-11-21 01:15:18,897 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2021-11-21 01:15:18,897 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2021-11-21 01:15:18,897 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2021-11-21 01:15:18,897 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_exit_forcedeth_pci_driver_exit_20_2 [2021-11-21 01:15:18,897 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_exit_forcedeth_pci_driver_exit_20_2 [2021-11-21 01:15:18,898 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_interrupt_context [2021-11-21 01:15:18,898 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_interrupt_context [2021-11-21 01:15:18,898 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2021-11-21 01:15:18,898 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2021-11-21 01:15:18,898 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2021-11-21 01:15:18,898 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2021-11-21 01:15:18,899 INFO L130 BoogieDeclarations]: Found specification of procedure nv_drain_tx [2021-11-21 01:15:18,899 INFO L138 BoogieDeclarations]: Found implementation of procedure nv_drain_tx [2021-11-21 01:15:18,899 INFO L130 BoogieDeclarations]: Found specification of procedure nv_update_stats [2021-11-21 01:15:18,899 INFO L138 BoogieDeclarations]: Found implementation of procedure nv_update_stats [2021-11-21 01:15:18,899 INFO L130 BoogieDeclarations]: Found specification of procedure pci_free_consistent [2021-11-21 01:15:18,899 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_free_consistent [2021-11-21 01:15:18,899 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2021-11-21 01:15:18,900 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2021-11-21 01:15:18,900 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_sent_queue [2021-11-21 01:15:18,900 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_sent_queue [2021-11-21 01:15:18,900 INFO L130 BoogieDeclarations]: Found specification of procedure get_hwbase [2021-11-21 01:15:18,900 INFO L138 BoogieDeclarations]: Found implementation of procedure get_hwbase [2021-11-21 01:15:18,900 INFO L130 BoogieDeclarations]: Found specification of procedure setup_hw_rings [2021-11-21 01:15:18,900 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_hw_rings [2021-11-21 01:15:18,901 INFO L130 BoogieDeclarations]: Found specification of procedure nv_nic_irq_tx [2021-11-21 01:15:18,901 INFO L138 BoogieDeclarations]: Found implementation of procedure nv_nic_irq_tx [2021-11-21 01:15:18,901 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-21 01:15:18,901 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_1 [2021-11-21 01:15:18,901 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_1 [2021-11-21 01:15:18,901 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_0 [2021-11-21 01:15:18,902 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_0 [2021-11-21 01:15:18,902 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_2 [2021-11-21 01:15:18,902 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_2 [2021-11-21 01:15:18,902 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_4 [2021-11-21 01:15:18,902 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_4 [2021-11-21 01:15:18,902 INFO L130 BoogieDeclarations]: Found specification of procedure nv_free_irq [2021-11-21 01:15:18,902 INFO L138 BoogieDeclarations]: Found implementation of procedure nv_free_irq [2021-11-21 01:15:18,903 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer [2021-11-21 01:15:18,903 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer [2021-11-21 01:15:18,903 INFO L130 BoogieDeclarations]: Found specification of procedure nv_shutdown [2021-11-21 01:15:18,903 INFO L138 BoogieDeclarations]: Found implementation of procedure nv_shutdown [2021-11-21 01:15:18,903 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-21 01:15:18,903 INFO L130 BoogieDeclarations]: Found specification of procedure is_valid_ether_addr [2021-11-21 01:15:18,904 INFO L138 BoogieDeclarations]: Found implementation of procedure is_valid_ether_addr [2021-11-21 01:15:18,904 INFO L130 BoogieDeclarations]: Found specification of procedure nv_suspend [2021-11-21 01:15:18,904 INFO L138 BoogieDeclarations]: Found implementation of procedure nv_suspend [2021-11-21 01:15:18,904 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2021-11-21 01:15:18,904 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2021-11-21 01:15:18,904 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2021-11-21 01:15:18,904 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2021-11-21 01:15:18,905 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-21 01:15:18,905 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2021-11-21 01:15:18,905 INFO L130 BoogieDeclarations]: Found specification of procedure nv_gear_backoff_reseed [2021-11-21 01:15:18,905 INFO L138 BoogieDeclarations]: Found implementation of procedure nv_gear_backoff_reseed [2021-11-21 01:15:18,905 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2021-11-21 01:15:18,905 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2021-11-21 01:15:18,905 INFO L130 BoogieDeclarations]: Found specification of procedure skb_headlen [2021-11-21 01:15:18,906 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_headlen [2021-11-21 01:15:18,906 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_irq [2021-11-21 01:15:18,906 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_irq [2021-11-21 01:15:18,906 INFO L130 BoogieDeclarations]: Found specification of procedure skb_frag_dma_map [2021-11-21 01:15:18,906 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_frag_dma_map [2021-11-21 01:15:18,906 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2021-11-21 01:15:18,907 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2021-11-21 01:15:18,907 INFO L130 BoogieDeclarations]: Found specification of procedure nv_alloc_rx [2021-11-21 01:15:18,907 INFO L138 BoogieDeclarations]: Found implementation of procedure nv_alloc_rx [2021-11-21 01:15:18,907 INFO L130 BoogieDeclarations]: Found specification of procedure skb_is_gso [2021-11-21 01:15:18,907 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_is_gso [2021-11-21 01:15:18,907 INFO L130 BoogieDeclarations]: Found specification of procedure nv_nic_irq_other [2021-11-21 01:15:18,907 INFO L138 BoogieDeclarations]: Found implementation of procedure nv_nic_irq_other [2021-11-21 01:15:18,908 INFO L130 BoogieDeclarations]: Found specification of procedure mod_timer [2021-11-21 01:15:18,908 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_timer [2021-11-21 01:15:18,908 INFO L130 BoogieDeclarations]: Found specification of procedure nv_nic_irq_rx [2021-11-21 01:15:18,908 INFO L138 BoogieDeclarations]: Found implementation of procedure nv_nic_irq_rx [2021-11-21 01:15:18,908 INFO L130 BoogieDeclarations]: Found specification of procedure nv_restore_mac_addr [2021-11-21 01:15:18,908 INFO L138 BoogieDeclarations]: Found implementation of procedure nv_restore_mac_addr [2021-11-21 01:15:18,909 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_map_page [2021-11-21 01:15:18,909 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_map_page [2021-11-21 01:15:18,909 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2021-11-21 01:15:18,909 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2021-11-21 01:15:18,909 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2021-11-21 01:15:18,909 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2021-11-21 01:15:18,909 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev [2021-11-21 01:15:18,910 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev [2021-11-21 01:15:18,910 INFO L130 BoogieDeclarations]: Found specification of procedure nv_napi_disable [2021-11-21 01:15:18,910 INFO L138 BoogieDeclarations]: Found implementation of procedure nv_napi_disable [2021-11-21 01:15:18,910 INFO L130 BoogieDeclarations]: Found specification of procedure u64_stats_fetch_begin_bh [2021-11-21 01:15:18,910 INFO L138 BoogieDeclarations]: Found implementation of procedure u64_stats_fetch_begin_bh [2021-11-21 01:15:18,910 INFO L130 BoogieDeclarations]: Found specification of procedure skb_frag_size [2021-11-21 01:15:18,910 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_frag_size [2021-11-21 01:15:18,911 INFO L130 BoogieDeclarations]: Found specification of procedure nv_tx_timeout [2021-11-21 01:15:18,911 INFO L138 BoogieDeclarations]: Found implementation of procedure nv_tx_timeout [2021-11-21 01:15:18,911 INFO L130 BoogieDeclarations]: Found specification of procedure nv_rx_process_optimized [2021-11-21 01:15:18,911 INFO L138 BoogieDeclarations]: Found implementation of procedure nv_rx_process_optimized [2021-11-21 01:15:18,911 INFO L130 BoogieDeclarations]: Found specification of procedure writel [2021-11-21 01:15:18,911 INFO L138 BoogieDeclarations]: Found implementation of procedure writel [2021-11-21 01:15:18,912 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2021-11-21 01:15:18,912 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2021-11-21 01:15:18,912 INFO L130 BoogieDeclarations]: Found specification of procedure nv_init_ring [2021-11-21 01:15:18,912 INFO L138 BoogieDeclarations]: Found implementation of procedure nv_init_ring [2021-11-21 01:15:18,912 INFO L130 BoogieDeclarations]: Found specification of procedure napi_schedule_prep [2021-11-21 01:15:18,912 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_schedule_prep [2021-11-21 01:15:18,912 INFO L130 BoogieDeclarations]: Found specification of procedure nv_legacybackoff_reseed [2021-11-21 01:15:18,913 INFO L138 BoogieDeclarations]: Found implementation of procedure nv_legacybackoff_reseed [2021-11-21 01:15:18,913 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-21 01:15:18,913 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-21 01:15:18,913 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_bh [2021-11-21 01:15:18,913 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_bh [2021-11-21 01:15:18,913 INFO L130 BoogieDeclarations]: Found specification of procedure nv_poll_controller [2021-11-21 01:15:18,913 INFO L138 BoogieDeclarations]: Found implementation of procedure nv_poll_controller [2021-11-21 01:15:18,914 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2021-11-21 01:15:18,914 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2021-11-21 01:15:18,914 INFO L130 BoogieDeclarations]: Found specification of procedure nv_tx_done_optimized [2021-11-21 01:15:18,914 INFO L138 BoogieDeclarations]: Found implementation of procedure nv_tx_done_optimized [2021-11-21 01:15:18,914 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-11-21 01:15:18,915 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-11-21 01:15:18,915 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-11-21 01:15:18,915 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-11-21 01:15:18,915 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2021-11-21 01:15:18,915 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2021-11-21 01:15:18,915 INFO L130 BoogieDeclarations]: Found specification of procedure nv_get_sset_count [2021-11-21 01:15:18,916 INFO L138 BoogieDeclarations]: Found implementation of procedure nv_get_sset_count [2021-11-21 01:15:18,916 INFO L130 BoogieDeclarations]: Found specification of procedure request_irq [2021-11-21 01:15:18,916 INFO L138 BoogieDeclarations]: Found implementation of procedure request_irq [2021-11-21 01:15:18,916 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_off [2021-11-21 01:15:18,916 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_off [2021-11-21 01:15:18,916 INFO L130 BoogieDeclarations]: Found specification of procedure nv_txrx_gate [2021-11-21 01:15:18,916 INFO L138 BoogieDeclarations]: Found implementation of procedure nv_txrx_gate [2021-11-21 01:15:18,917 INFO L130 BoogieDeclarations]: Found specification of procedure nv_remove [2021-11-21 01:15:18,917 INFO L138 BoogieDeclarations]: Found implementation of procedure nv_remove [2021-11-21 01:15:18,917 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_size_call_parameter [2021-11-21 01:15:18,917 INFO L130 BoogieDeclarations]: Found specification of procedure nv_napi_enable [2021-11-21 01:15:18,917 INFO L138 BoogieDeclarations]: Found implementation of procedure nv_napi_enable [2021-11-21 01:15:18,917 INFO L130 BoogieDeclarations]: Found specification of procedure disable_irq [2021-11-21 01:15:18,918 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_irq [2021-11-21 01:15:18,918 INFO L130 BoogieDeclarations]: Found specification of procedure kmemcheck_mark_initialized [2021-11-21 01:15:18,918 INFO L138 BoogieDeclarations]: Found implementation of procedure kmemcheck_mark_initialized [2021-11-21 01:15:18,918 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_process_context [2021-11-21 01:15:18,918 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_process_context [2021-11-21 01:15:18,918 INFO L130 BoogieDeclarations]: Found specification of procedure u64_stats_update_begin [2021-11-21 01:15:18,918 INFO L138 BoogieDeclarations]: Found implementation of procedure u64_stats_update_begin [2021-11-21 01:15:18,919 INFO L130 BoogieDeclarations]: Found specification of procedure napi_gro_receive [2021-11-21 01:15:18,919 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_gro_receive [2021-11-21 01:15:18,919 INFO L130 BoogieDeclarations]: Found specification of procedure free_rings [2021-11-21 01:15:18,919 INFO L138 BoogieDeclarations]: Found implementation of procedure free_rings [2021-11-21 01:15:18,919 INFO L130 BoogieDeclarations]: Found specification of procedure pci_map_single [2021-11-21 01:15:18,919 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_map_single [2021-11-21 01:15:18,920 INFO L130 BoogieDeclarations]: Found specification of procedure nv_txrx_reset [2021-11-21 01:15:18,920 INFO L138 BoogieDeclarations]: Found implementation of procedure nv_txrx_reset [2021-11-21 01:15:18,920 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-11-21 01:15:18,920 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-11-21 01:15:18,920 INFO L130 BoogieDeclarations]: Found specification of procedure kcalloc [2021-11-21 01:15:18,920 INFO L138 BoogieDeclarations]: Found implementation of procedure kcalloc [2021-11-21 01:15:18,920 INFO L130 BoogieDeclarations]: Found specification of procedure nv_do_nic_poll [2021-11-21 01:15:18,921 INFO L138 BoogieDeclarations]: Found implementation of procedure nv_do_nic_poll [2021-11-21 01:15:18,921 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_msix [2021-11-21 01:15:18,921 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_msix [2021-11-21 01:15:18,921 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2021-11-21 01:15:18,921 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2021-11-21 01:15:18,921 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_post_probe [2021-11-21 01:15:18,921 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_post_probe [2021-11-21 01:15:18,922 INFO L130 BoogieDeclarations]: Found specification of procedure pci_alloc_consistent [2021-11-21 01:15:18,922 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_alloc_consistent [2021-11-21 01:15:18,922 INFO L130 BoogieDeclarations]: Found specification of procedure nv_resume [2021-11-21 01:15:18,922 INFO L138 BoogieDeclarations]: Found implementation of procedure nv_resume [2021-11-21 01:15:18,922 INFO L130 BoogieDeclarations]: Found specification of procedure __netif_schedule [2021-11-21 01:15:18,922 INFO L138 BoogieDeclarations]: Found implementation of procedure __netif_schedule [2021-11-21 01:15:18,922 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_unmap_page [2021-11-21 01:15:18,923 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_unmap_page [2021-11-21 01:15:18,923 INFO L130 BoogieDeclarations]: Found specification of procedure round_jiffies [2021-11-21 01:15:18,923 INFO L138 BoogieDeclarations]: Found implementation of procedure round_jiffies [2021-11-21 01:15:18,923 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2021-11-21 01:15:18,923 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2021-11-21 01:15:18,923 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2021-11-21 01:15:18,923 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2021-11-21 01:15:18,924 INFO L130 BoogieDeclarations]: Found specification of procedure netif_start_queue [2021-11-21 01:15:18,924 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_start_queue [2021-11-21 01:15:18,924 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-21 01:15:18,924 INFO L130 BoogieDeclarations]: Found specification of procedure mii_rw [2021-11-21 01:15:18,924 INFO L138 BoogieDeclarations]: Found implementation of procedure mii_rw [2021-11-21 01:15:18,924 INFO L130 BoogieDeclarations]: Found specification of procedure set_msix_vector_map [2021-11-21 01:15:18,924 INFO L138 BoogieDeclarations]: Found implementation of procedure set_msix_vector_map [2021-11-21 01:15:18,925 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2021-11-21 01:15:18,925 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2021-11-21 01:15:18,925 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-21 01:15:18,925 INFO L130 BoogieDeclarations]: Found specification of procedure nv_set_loopback [2021-11-21 01:15:18,925 INFO L138 BoogieDeclarations]: Found implementation of procedure nv_set_loopback [2021-11-21 01:15:18,925 INFO L130 BoogieDeclarations]: Found specification of procedure nv_mac_reset [2021-11-21 01:15:18,925 INFO L138 BoogieDeclarations]: Found implementation of procedure nv_mac_reset [2021-11-21 01:15:18,926 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-21 01:15:18,926 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_completed_queue [2021-11-21 01:15:18,926 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_completed_queue [2021-11-21 01:15:18,926 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~structbegin~int~structend~~TO~int [2021-11-21 01:15:18,926 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~structbegin~int~structend~~TO~int [2021-11-21 01:15:18,926 INFO L130 BoogieDeclarations]: Found specification of procedure kfree_skb [2021-11-21 01:15:18,926 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree_skb [2021-11-21 01:15:18,927 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pre_probe [2021-11-21 01:15:18,927 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pre_probe [2021-11-21 01:15:18,927 INFO L130 BoogieDeclarations]: Found specification of procedure nv_tx_done [2021-11-21 01:15:18,927 INFO L138 BoogieDeclarations]: Found implementation of procedure nv_tx_done [2021-11-21 01:15:18,927 INFO L130 BoogieDeclarations]: Found specification of procedure dma_mapping_error [2021-11-21 01:15:18,927 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_mapping_error [2021-11-21 01:15:18,927 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab16 [2021-11-21 01:15:18,928 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab16 [2021-11-21 01:15:18,928 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2021-11-21 01:15:18,928 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2021-11-21 01:15:18,928 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2021-11-21 01:15:18,928 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2021-11-21 01:15:18,928 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_request_irq [2021-11-21 01:15:18,929 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_request_irq [2021-11-21 01:15:18,929 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2021-11-21 01:15:18,929 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2021-11-21 01:15:18,929 INFO L130 BoogieDeclarations]: Found specification of procedure get_random_bytes [2021-11-21 01:15:18,929 INFO L138 BoogieDeclarations]: Found implementation of procedure get_random_bytes [2021-11-21 01:15:18,929 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_irq [2021-11-21 01:15:18,929 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_irq [2021-11-21 01:15:18,930 INFO L130 BoogieDeclarations]: Found specification of procedure nv_linkchange [2021-11-21 01:15:18,930 INFO L138 BoogieDeclarations]: Found implementation of procedure nv_linkchange [2021-11-21 01:15:18,930 INFO L130 BoogieDeclarations]: Found specification of procedure nv_disable_hw_interrupts [2021-11-21 01:15:18,930 INFO L138 BoogieDeclarations]: Found implementation of procedure nv_disable_hw_interrupts [2021-11-21 01:15:18,930 INFO L130 BoogieDeclarations]: Found specification of procedure set_bufsize [2021-11-21 01:15:18,930 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bufsize [2021-11-21 01:15:18,930 INFO L130 BoogieDeclarations]: Found specification of procedure phy_init [2021-11-21 01:15:18,931 INFO L138 BoogieDeclarations]: Found implementation of procedure phy_init [2021-11-21 01:15:18,931 INFO L130 BoogieDeclarations]: Found specification of procedure dma_low [2021-11-21 01:15:18,931 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_low [2021-11-21 01:15:18,931 INFO L130 BoogieDeclarations]: Found specification of procedure nv_copy_mac_to_hw [2021-11-21 01:15:18,931 INFO L138 BoogieDeclarations]: Found implementation of procedure nv_copy_mac_to_hw [2021-11-21 01:15:18,931 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_queue [2021-11-21 01:15:18,931 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_queue [2021-11-21 01:15:18,932 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2021-11-21 01:15:18,932 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2021-11-21 01:15:18,932 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer_sync [2021-11-21 01:15:18,932 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer_sync [2021-11-21 01:15:18,932 INFO L130 BoogieDeclarations]: Found specification of procedure pci_dma_mapping_error [2021-11-21 01:15:18,932 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_dma_mapping_error [2021-11-21 01:15:18,932 INFO L130 BoogieDeclarations]: Found specification of procedure nv_stop_tx [2021-11-21 01:15:18,933 INFO L138 BoogieDeclarations]: Found implementation of procedure nv_stop_tx [2021-11-21 01:15:18,933 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_lock_bh [2021-11-21 01:15:18,933 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_lock_bh [2021-11-21 01:15:18,933 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2021-11-21 01:15:18,933 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2021-11-21 01:15:18,933 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_unlock_bh [2021-11-21 01:15:18,933 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_unlock_bh [2021-11-21 01:15:18,934 INFO L130 BoogieDeclarations]: Found specification of procedure nv_force_linkspeed [2021-11-21 01:15:18,934 INFO L138 BoogieDeclarations]: Found implementation of procedure nv_force_linkspeed [2021-11-21 01:15:18,934 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2021-11-21 01:15:18,934 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2021-11-21 01:15:18,934 INFO L130 BoogieDeclarations]: Found specification of procedure nv_update_pause [2021-11-21 01:15:18,934 INFO L138 BoogieDeclarations]: Found implementation of procedure nv_update_pause [2021-11-21 01:15:18,934 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-21 01:15:18,935 INFO L130 BoogieDeclarations]: Found specification of procedure nv_init_tx [2021-11-21 01:15:18,935 INFO L138 BoogieDeclarations]: Found implementation of procedure nv_init_tx [2021-11-21 01:15:18,935 INFO L130 BoogieDeclarations]: Found specification of procedure eth_type_trans [2021-11-21 01:15:18,935 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_type_trans [2021-11-21 01:15:18,935 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irq [2021-11-21 01:15:18,935 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irq [2021-11-21 01:15:18,941 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-11-21 01:15:18,941 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-11-21 01:15:18,941 INFO L130 BoogieDeclarations]: Found specification of procedure nv_enable_irq [2021-11-21 01:15:18,941 INFO L138 BoogieDeclarations]: Found implementation of procedure nv_enable_irq [2021-11-21 01:15:18,941 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~$Pointer$~TO~int [2021-11-21 01:15:18,942 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~$Pointer$~TO~int [2021-11-21 01:15:18,942 INFO L130 BoogieDeclarations]: Found specification of procedure nv_unmap_txskb [2021-11-21 01:15:18,942 INFO L138 BoogieDeclarations]: Found implementation of procedure nv_unmap_txskb [2021-11-21 01:15:18,942 INFO L130 BoogieDeclarations]: Found specification of procedure enable_irq [2021-11-21 01:15:18,942 INFO L138 BoogieDeclarations]: Found implementation of procedure enable_irq [2021-11-21 01:15:18,942 INFO L130 BoogieDeclarations]: Found specification of procedure nv_stop_rx [2021-11-21 01:15:18,943 INFO L138 BoogieDeclarations]: Found implementation of procedure nv_stop_rx [2021-11-21 01:15:18,943 INFO L130 BoogieDeclarations]: Found specification of procedure u64_stats_fetch_retry_bh [2021-11-21 01:15:18,943 INFO L138 BoogieDeclarations]: Found implementation of procedure u64_stats_fetch_retry_bh [2021-11-21 01:15:18,943 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2021-11-21 01:15:18,944 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2021-11-21 01:15:18,944 INFO L130 BoogieDeclarations]: Found specification of procedure dev_kfree_skb_any [2021-11-21 01:15:18,944 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_kfree_skb_any [2021-11-21 01:15:18,944 INFO L130 BoogieDeclarations]: Found specification of procedure nv_getlen [2021-11-21 01:15:18,944 INFO L138 BoogieDeclarations]: Found implementation of procedure nv_getlen [2021-11-21 01:15:18,944 INFO L130 BoogieDeclarations]: Found specification of procedure nv_link_irq [2021-11-21 01:15:18,944 INFO L138 BoogieDeclarations]: Found implementation of procedure nv_link_irq [2021-11-21 01:15:18,945 INFO L130 BoogieDeclarations]: Found specification of procedure nv_optimized [2021-11-21 01:15:18,945 INFO L138 BoogieDeclarations]: Found implementation of procedure nv_optimized [2021-11-21 01:15:18,945 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_2_6 [2021-11-21 01:15:18,945 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_2_6 [2021-11-21 01:15:18,945 INFO L130 BoogieDeclarations]: Found specification of procedure nv_stop_rxtx [2021-11-21 01:15:18,945 INFO L138 BoogieDeclarations]: Found implementation of procedure nv_stop_rxtx [2021-11-21 01:15:18,945 INFO L130 BoogieDeclarations]: Found specification of procedure nv_update_linkspeed [2021-11-21 01:15:18,946 INFO L138 BoogieDeclarations]: Found implementation of procedure nv_update_linkspeed [2021-11-21 01:15:18,946 INFO L130 BoogieDeclarations]: Found specification of procedure using_multi_irqs [2021-11-21 01:15:18,946 INFO L138 BoogieDeclarations]: Found implementation of procedure using_multi_irqs [2021-11-21 01:15:18,946 INFO L130 BoogieDeclarations]: Found specification of procedure netif_addr_unlock [2021-11-21 01:15:18,946 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_addr_unlock [2021-11-21 01:15:18,946 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2021-11-21 01:15:18,946 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2021-11-21 01:15:18,947 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~X~$Pointer$~TO~VOID [2021-11-21 01:15:18,947 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~X~$Pointer$~TO~VOID [2021-11-21 01:15:18,947 INFO L130 BoogieDeclarations]: Found specification of procedure init_timer_key [2021-11-21 01:15:18,947 INFO L138 BoogieDeclarations]: Found implementation of procedure init_timer_key [2021-11-21 01:15:18,947 INFO L130 BoogieDeclarations]: Found specification of procedure dql_avail [2021-11-21 01:15:18,947 INFO L138 BoogieDeclarations]: Found implementation of procedure dql_avail [2021-11-21 01:15:18,947 INFO L130 BoogieDeclarations]: Found specification of procedure disable_irq_lockdep [2021-11-21 01:15:18,948 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_irq_lockdep [2021-11-21 01:15:18,948 INFO L130 BoogieDeclarations]: Found specification of procedure nv_disable_irq [2021-11-21 01:15:18,948 INFO L138 BoogieDeclarations]: Found implementation of procedure nv_disable_irq [2021-11-21 01:15:18,948 INFO L130 BoogieDeclarations]: Found specification of procedure nv_open [2021-11-21 01:15:18,948 INFO L138 BoogieDeclarations]: Found implementation of procedure nv_open [2021-11-21 01:15:18,948 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_1_6 [2021-11-21 01:15:18,948 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_1_6 [2021-11-21 01:15:18,948 INFO L130 BoogieDeclarations]: Found specification of procedure nv_start_rx [2021-11-21 01:15:18,949 INFO L138 BoogieDeclarations]: Found implementation of procedure nv_start_rx [2021-11-21 01:15:18,949 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2021-11-21 01:15:18,949 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2021-11-21 01:15:18,949 INFO L130 BoogieDeclarations]: Found specification of procedure phy_reset [2021-11-21 01:15:18,949 INFO L138 BoogieDeclarations]: Found implementation of procedure phy_reset [2021-11-21 01:15:18,949 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_msi [2021-11-21 01:15:18,949 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_msi [2021-11-21 01:15:18,950 INFO L130 BoogieDeclarations]: Found specification of procedure readl [2021-11-21 01:15:18,950 INFO L138 BoogieDeclarations]: Found implementation of procedure readl [2021-11-21 01:15:18,950 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-21 01:15:18,950 INFO L130 BoogieDeclarations]: Found specification of procedure get_nvpriv [2021-11-21 01:15:18,950 INFO L138 BoogieDeclarations]: Found implementation of procedure get_nvpriv [2021-11-21 01:15:18,950 INFO L130 BoogieDeclarations]: Found specification of procedure nv_request_irq [2021-11-21 01:15:18,950 INFO L138 BoogieDeclarations]: Found implementation of procedure nv_request_irq [2021-11-21 01:15:18,950 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2021-11-21 01:15:18,951 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2021-11-21 01:15:18,951 INFO L130 BoogieDeclarations]: Found specification of procedure nv_get_regs_len [2021-11-21 01:15:18,951 INFO L138 BoogieDeclarations]: Found implementation of procedure nv_get_regs_len [2021-11-21 01:15:20,437 INFO L236 CfgBuilder]: Building ICFG [2021-11-21 01:15:20,442 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-21 01:15:21,222 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2021-11-21 01:28:02,241 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2021-11-21 01:28:02,411 INFO L277 CfgBuilder]: Performing block encoding [2021-11-21 01:28:13,085 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-21 01:28:13,085 INFO L301 CfgBuilder]: Removed 6 assume(true) statements. [2021-11-21 01:28:13,097 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 01:28:13 BoogieIcfgContainer [2021-11-21 01:28:13,097 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-21 01:28:13,099 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-21 01:28:13,100 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-21 01:28:13,103 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-21 01:28:13,103 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.11 01:15:10" (1/3) ... [2021-11-21 01:28:13,104 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3dc83937 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.11 01:28:13, skipping insertion in model container [2021-11-21 01:28:13,104 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 01:15:17" (2/3) ... [2021-11-21 01:28:13,105 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3dc83937 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.11 01:28:13, skipping insertion in model container [2021-11-21 01:28:13,105 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 01:28:13" (3/3) ... [2021-11-21 01:28:13,106 INFO L111 eAbstractionObserver]: Analyzing ICFG linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-ethernet-nvidia-forcedeth.cil.i [2021-11-21 01:28:13,113 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-21 01:28:13,113 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-11-21 01:28:13,186 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-21 01:28:13,193 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-11-21 01:28:13,193 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-11-21 01:28:13,304 INFO L276 IsEmpty]: Start isEmpty. Operand has 4151 states, 2300 states have (on average 1.2747826086956522) internal successors, (2932), 2418 states have internal predecessors, (2932), 1640 states have call successors, (1640), 211 states have call predecessors, (1640), 210 states have return successors, (1629), 1599 states have call predecessors, (1629), 1629 states have call successors, (1629) [2021-11-21 01:28:13,337 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 262 [2021-11-21 01:28:13,337 INFO L506 BasicCegarLoop]: Found error trace [2021-11-21 01:28:13,338 INFO L514 BasicCegarLoop]: trace histogram [25, 24, 24, 24, 24, 24, 24, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-21 01:28:13,339 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-21 01:28:13,345 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-21 01:28:13,345 INFO L85 PathProgramCache]: Analyzing trace with hash 321228727, now seen corresponding path program 1 times [2021-11-21 01:28:13,356 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-21 01:28:13,356 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [373953814] [2021-11-21 01:28:13,357 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-21 01:28:13,358 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 01:28:14,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 01:28:15,485 INFO L134 CoverageAnalysis]: Checked inductivity of 2256 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2256 trivial. 0 not checked. [2021-11-21 01:28:15,485 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-21 01:28:15,486 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [373953814] [2021-11-21 01:28:15,486 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [373953814] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-21 01:28:15,487 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-21 01:28:15,487 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-21 01:28:15,488 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1811207105] [2021-11-21 01:28:15,489 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-21 01:28:15,494 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-21 01:28:15,494 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-21 01:28:15,519 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-21 01:28:15,520 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-21 01:28:15,532 INFO L87 Difference]: Start difference. First operand has 4151 states, 2300 states have (on average 1.2747826086956522) internal successors, (2932), 2418 states have internal predecessors, (2932), 1640 states have call successors, (1640), 211 states have call predecessors, (1640), 210 states have return successors, (1629), 1599 states have call predecessors, (1629), 1629 states have call successors, (1629) Second operand has 3 states, 3 states have (on average 14.333333333333334) internal successors, (43), 3 states have internal predecessors, (43), 3 states have call successors, (29), 2 states have call predecessors, (29), 1 states have return successors, (27), 3 states have call predecessors, (27), 3 states have call successors, (27) [2021-11-21 01:28:17,751 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.20s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-21 01:28:22,682 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-21 01:28:28,307 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-21 01:28:30,809 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-21 01:28:33,150 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-21 01:28:34,484 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-21 01:28:34,485 INFO L93 Difference]: Finished difference Result 12095 states and 18079 transitions. [2021-11-21 01:28:34,486 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-21 01:28:34,487 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 14.333333333333334) internal successors, (43), 3 states have internal predecessors, (43), 3 states have call successors, (29), 2 states have call predecessors, (29), 1 states have return successors, (27), 3 states have call predecessors, (27), 3 states have call successors, (27) Word has length 261 [2021-11-21 01:28:34,489 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-21 01:28:34,605 INFO L225 Difference]: With dead ends: 12095 [2021-11-21 01:28:34,605 INFO L226 Difference]: Without dead ends: 7976 [2021-11-21 01:28:34,644 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-21 01:28:34,650 INFO L933 BasicCegarLoop]: 7140 mSDtfsCounter, 5757 mSDsluCounter, 6145 mSDsCounter, 0 mSdLazyCounter, 1177 mSolverCounterSat, 7 mSolverCounterUnsat, 5 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 17.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5765 SdHoareTripleChecker+Valid, 12716 SdHoareTripleChecker+Invalid, 1189 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 1177 IncrementalHoareTripleChecker+Invalid, 5 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 18.1s IncrementalHoareTripleChecker+Time [2021-11-21 01:28:34,655 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [5765 Valid, 12716 Invalid, 1189 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [7 Valid, 1177 Invalid, 5 Unknown, 0 Unchecked, 18.1s Time] [2021-11-21 01:28:34,700 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7976 states. [2021-11-21 01:28:35,374 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7976 to 7974. [2021-11-21 01:28:35,396 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7974 states, 4425 states have (on average 1.2707344632768363) internal successors, (5623), 4653 states have internal predecessors, (5623), 3135 states have call successors, (3135), 414 states have call predecessors, (3135), 413 states have return successors, (3139), 3070 states have call predecessors, (3139), 3131 states have call successors, (3139) [2021-11-21 01:28:35,493 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7974 states to 7974 states and 11897 transitions. [2021-11-21 01:28:35,498 INFO L78 Accepts]: Start accepts. Automaton has 7974 states and 11897 transitions. Word has length 261 [2021-11-21 01:28:35,505 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-21 01:28:35,505 INFO L470 AbstractCegarLoop]: Abstraction has 7974 states and 11897 transitions. [2021-11-21 01:28:35,514 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 14.333333333333334) internal successors, (43), 3 states have internal predecessors, (43), 3 states have call successors, (29), 2 states have call predecessors, (29), 1 states have return successors, (27), 3 states have call predecessors, (27), 3 states have call successors, (27) [2021-11-21 01:28:35,523 INFO L276 IsEmpty]: Start isEmpty. Operand 7974 states and 11897 transitions. [2021-11-21 01:28:35,553 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 304 [2021-11-21 01:28:35,555 INFO L506 BasicCegarLoop]: Found error trace [2021-11-21 01:28:35,556 INFO L514 BasicCegarLoop]: trace histogram [28, 24, 24, 24, 24, 24, 24, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-21 01:28:35,557 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-11-21 01:28:35,557 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-21 01:28:35,558 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-21 01:28:35,560 INFO L85 PathProgramCache]: Analyzing trace with hash 998570103, now seen corresponding path program 1 times [2021-11-21 01:28:35,561 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-21 01:28:35,561 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1845416137] [2021-11-21 01:28:35,561 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-21 01:28:35,561 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 01:28:36,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 01:28:36,693 INFO L134 CoverageAnalysis]: Checked inductivity of 2439 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2439 trivial. 0 not checked. [2021-11-21 01:28:36,693 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-21 01:28:36,693 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1845416137] [2021-11-21 01:28:36,693 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1845416137] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-21 01:28:36,693 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-21 01:28:36,694 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-11-21 01:28:36,694 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [310208213] [2021-11-21 01:28:36,694 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-21 01:28:36,696 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-21 01:28:36,696 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-21 01:28:36,696 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-21 01:28:36,696 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-11-21 01:28:36,697 INFO L87 Difference]: Start difference. First operand 7974 states and 11897 transitions. Second operand has 5 states, 5 states have (on average 11.0) internal successors, (55), 4 states have internal predecessors, (55), 2 states have call successors, (35), 3 states have call predecessors, (35), 1 states have return successors, (33), 2 states have call predecessors, (33), 2 states have call successors, (33) [2021-11-21 01:28:38,894 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.19s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-21 01:28:46,484 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-21 01:28:54,351 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-21 01:28:56,726 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.33s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-21 01:28:58,937 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.38s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-21 01:29:00,795 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.86s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-21 01:29:02,813 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-21 01:29:04,831 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-21 01:29:07,797 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-21 01:29:07,797 INFO L93 Difference]: Finished difference Result 11882 states and 17707 transitions. [2021-11-21 01:29:07,798 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-21 01:29:07,798 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 11.0) internal successors, (55), 4 states have internal predecessors, (55), 2 states have call successors, (35), 3 states have call predecessors, (35), 1 states have return successors, (33), 2 states have call predecessors, (33), 2 states have call successors, (33) Word has length 303 [2021-11-21 01:29:07,800 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-21 01:29:07,927 INFO L225 Difference]: With dead ends: 11882 [2021-11-21 01:29:07,928 INFO L226 Difference]: Without dead ends: 11880 [2021-11-21 01:29:07,944 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2021-11-21 01:29:07,949 INFO L933 BasicCegarLoop]: 7133 mSDtfsCounter, 5800 mSDsluCounter, 21526 mSDsCounter, 0 mSdLazyCounter, 2349 mSolverCounterSat, 2 mSolverCounterUnsat, 5 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 29.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5804 SdHoareTripleChecker+Valid, 26906 SdHoareTripleChecker+Invalid, 2356 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 2349 IncrementalHoareTripleChecker+Invalid, 5 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 30.4s IncrementalHoareTripleChecker+Time [2021-11-21 01:29:07,950 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [5804 Valid, 26906 Invalid, 2356 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [2 Valid, 2349 Invalid, 5 Unknown, 0 Unchecked, 30.4s Time] [2021-11-21 01:29:07,974 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11880 states. [2021-11-21 01:29:08,780 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11880 to 11877. [2021-11-21 01:29:08,801 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11877 states, 6588 states have (on average 1.2706435944140861) internal successors, (8371), 6928 states have internal predecessors, (8371), 4665 states have call successors, (4665), 625 states have call predecessors, (4665), 623 states have return successors, (4667), 4566 states have call predecessors, (4667), 4657 states have call successors, (4667)